PVC extruded pipes and injection parts require products with excellent technical performance, the most stringent economic and ecological requirements. The PVC piping system includes a variety of sizes, shapes and colors, and specific additives and manufacturing techniques can obtain the best products. Applicable to the range of various PVC piping systems: water supply pipes, sewage pipes additives can effectively manufacture high-quality pipes and fittings, and give specific characteristics to the finished products such as high mechanical stability and long life. PVC pipes and fittings are the infrastructure of the modern world. Their global use is due to their advantageous characteristics, including strength and durability, ease of installation and maintenance, corrosion resistance, recyclability, extremely low permeability, and high chemical resistance Power and excellent cost.